astTECS Communications Technical Support Engineer Interview Questions and Answers

Actually it was about the general knowledge questions and some of the technical questions

Q1. 1. What is the PRI and SIP line
Ans. 
PRI and SIP lines are types of telecommunication lines used for voice and data transmission.
• PRI (Primary Rate Interface) is a digital telecommunication line used for carrying multiple voice and data channels over a single line.

• SIP (Session Initiation Protocol) is a signaling protocol used for initiating, maintaining, and terminating real-time sessions like voice and video calls over IP networks.

• PRI lines are typically ...read more
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Q2. What is Linux and what is the use
Ans. 
Linux is an open-source operating system based on Unix, known for its stability, security, and flexibility.
• Linux is a free and open-source operating system that can be customized and modified by users.

• It is based on Unix and is known for its stability, security, and flexibility.

• Linux is widely used in servers, supercomputers, embedded systems, and mobile devices.

• Popular distributions of Linux include Ubuntu, Fedora, an
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Q3. What is the Interconnection between the PBX to another PBX
Ans. 
Interconnection between PBX systems allows for seamless communication between different locations or departments.
• PBX to PBX interconnection can be achieved through dedicated T1/E1 lines, SIP trunks, or VoIP gateways.

• Interconnection enables extension dialing between different PBX systems.

• It allows for centralized management of calls and facilitates cost savings by routing calls over internal networks.

• Interconnection can...read more
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Q1. Actually it’s General Manager round
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